The use of a vessel always needs changes with respect to its age and optimized operational use. This company is well prepared to make such changes. Examples of such work are as follows Lengthening and doubling of hull (doubling of both bottom and side) of the Sardasht Tanker Connection of the lengthening block in the middle of the vessel 1394/04/15 Completion of the lengthening and doubling of hull project of the Sardasht Tanker Commencement of the lengthening and doubling of hull project of the Baneh Tanker 1394/09/1 Division of the tanker from the middle The forward part being transported to the front by airbags Double hull (double side and double bottom) Connection of the lengthening block in the middle of the vessel